MCQs_Electronics_engineering.docx

Question Template

Subject

Electronics Engineering

Question

Topic

Circuit analysis

Sub-Topic

Networks

The voltage drop across a resistor is proportional to the instantaneous _______.

Statement/Stem

Possible Choices/ Options/ Distracters

A

Current

B

Power

C

Inductance

D

Capacitance

E

Correct Choice Educational Level

■

A

□B

□C

□D

□E

□ Under Graduate (Candidates having 12/14 Years of Education) Post Graduate (Candidates having 16 Years of Education)

■ ■

MS/ M-Phil (Candidates having 18 Years of Education)

Difficulty Index

□ Very Easy

Time

□ 30 ■ 45

Index

□ Easy □ 60

Moderate

■

□ 75

□ 90

□Hard □ Hard □ 105

□ Very Hard □ 120

(Seconds)

Question Type (Blooms Taxonomy)

Knowledge

■

□ Synthesis

□ Comprehension

□ Application

Analysis

■

□ Evaluation

Note: For Reviewer Reviewer only:

(Please fill in the following information on every page)

Remarks______________________ Remarks_________________________________ ______________________ ______________________ ______________________ _______________ ____ □ Correct Question □ Incorrect Question

Question Template

Subject


Question

Topic

Power Electronics

Sub-Topic

Electrical Power System

The Quality of electrical system depends upon?

Statement/Stem


A

Constant frequency

B

Constant voltage

C

Changeable phase

D

Interruptions

E

Both A and B


□A

□B

□C

□D

E

■

Under Graduate (Candidates having 12/14 Years of Education)

■

Post Graduate (Candidates having 16 Years of Education)

■

□ MS/ M-Phil (Candidates having 18 Years of Education)

Difficulty Index

□ Very Easy

Time

□ 30 ■ 45

Index

□ Easy □ 60

Moderate

■

□ 75

□ 90

□Hard □ Hard □ 105


(Seconds)


■

Knowledge

□ Comprehension

□ Synthesis

□ Evaluation

□ Application

□ Analysis




Question Template

Subject

Electronics Engineering Topic

Electrical circuit theory

Sub-Topic

Basic principles of electrical engineering.

Question

Rewrite the following as indicated:

Statement/Stem

1000pF=. . . . . . . . . nF

Possible Choices/

A

1nF

B

10nF

C

0.01nF

D

0.05nF

E

1mF

Options/ Distracters


■

A

□B

□C

□D

□E


■

□ Post Graduate (Candidates having 16 Years of Education) □ MS/ M-Phil (Candidates having 18 Years of Education)

Difficulty Index

□ Very Easy

Time

□ 30 ■ 45

Index

Easy

■

□ 60

□ Moderate □ 75

□ 90

□ Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Electrical devices

Sub-Topic

Basic electrical measuring instruments

Question

An ammeter is an instrument used to measure current And how it can be

Statement/Stem

connected in circuit for measuring current?

Possible Choices/

A

Parallel

B

Series

C

Random

D

Both A and B can.

E

None of above



□A

B

□C

■

□D

□E


■


■


Difficulty Index

□ Very Easy

Time

□ 30 ■ 45

Index

■

Easy

□ 60

□ Moderate □ 75

□ 90

□ Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Question

Topic

Batteries and alternative sources of energy

Sub-Topic

Storage batteries

The Unit of capacity of a cell is?

Statement/Stem


A

Ampere per second

B

Ampere per voltage

C

Ampere per meter

D

Ampere-hours

E

None of above


□A

□B

□ C

D

□E

■


■


■

Difficulty Index

□ Very Easy

Time

□ 30

Index

□ Easy ■ Moderate

□ 45 ■ 60

□ 75

□ 90

□Hard □Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Capacitors and capacitance

Sub-Topic

Electric flux density

Question

Two parallel rectangular plates measuring 20cm by 40cm carry an electric

Statement/Stem

charge of 0.2μC. Calculate the electric flux density. If the plates are spaced 5mm apart and the voltage between them is 0.25kV determine the electric field strength?


A

800 kV/m

B

100 kV/m

C

250.60 kV/m

D

96.87 kV/m

E

50 kV/m


□A

□B

□C

□D

E

■


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

□ Moderate □ 75

□ 90

Hard

□ Very Hard

■

■

105

□ 120

(Seconds)


□ Knowledge □ Synthesis

□ Comprehension

Application

■

□ Analysis

□ Evaluation




Question Template

Subject


Power electronics

Sub-Topic

Amplifiers

Question

A certain common-emitter amplifier has a voltage gain of 100. If the emitter

Statement/Stem

bypass capacitor is removed.

Possible Choices/

A

The voltage gain will decrease

B

The circuit will become unstable

C

The voltage gain will increase

D

The circuit will became stable

E

None of above



■

A

□B

□C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

■

■

Moderate

75

□ 90

□Hard □ 105


(Seconds)



□ Comprehension

□ Application

Analysis

■

□ Evaluation

Note: For Reviewer only:


Remarks______________________________________________________________________ □ Correct Question □ Incorrect Question

Question Template

Subject


Question

Topic

Electromechanical systems

Sub-Topic

Transformers

Which losses in a transformer vary significantly with load?

Statement/Stem


A

Hysteresis losses

B

Eddy current losses

C

Loading Effect

D

Core losses

E

Copper losses


□A

□B

□C

□D

E

■


■


■


Difficulty Index

□ Very Easy

Time

□ 30

Index

□ Easy

□ 45 ■ 60

■

□ 75

Moderate □ 90

□Hard □ 105

□ Very Hard

□ 120

(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Optical Fibre communications

Sub-Topic

Fading Effect

Question

Fast fading occurs if the channel____________ changes rapidly within the

Statement/Stem

symbol duration.

Possible Choices/

A

Frequency

B

Impulse response

C

Bandwidth

D

Both A and B

E

Doesn’t



□A

B

□C

■

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

■

■

Moderate

75

□ 90

□Hard □ 105


(Seconds)


□ Knowledge Synthesis

■

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Circuit Analysis

Sub-Topic

Power Factor

Power factor of a linear circuit is defined as the?

Statement/Stem


A

Ratio of reactive power to apparent power

B

Ratio of real power to reactive power

C

Ratio of real power to apparent power

D

Ratio of resistance to inductance

E

Ratio of output voltage to input power


□A

□B

■

C

□D

□E


■


■


Difficulty Index

□ Very Easy

Time

□ 30

Index

■

□ 45 ■ 60

Easy

□ Moderate □ 75

□ 90

□Hard □ 105

□ Very Hard

□ 120

(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Transistor

Sub-Topic

Classification of transistor

Statement/Stem

Consider Insulated Gate Bipolar Transistor (IGBT) and Bipolar Junction Transistor (BJT). Which of the following statement is correct:

Possible Choices/

A

Both IGBT and BJT are current-controlled devices

B

Both IGBT and BJT are voltage-controlled devices

C

IGBT is a voltage-controlled device and BJT is a current-controlled


device D

Both B and C

E

IGBT is a current-controlled device and BJT is a voltage-controlled device


□A

□B

■

C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

Moderate

■

■

75

□ 90

□Hard □ 105


(Seconds)



Comprehension

■

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Electric Power

Sub-Topic

Distribution system

According to the scheme of connection the distribution system is classified as:

Statement/Stem


A

Ring main system

B

Inter-connected system

C

Radial system

D

All of the above

E

None of them


□A

□B

□ C

■

D

□E


■


■


Difficulty Index

□ Very Easy

Time

□ 30

Index

□ Easy

□ 45 ■ 60

■

□ 75

Moderate □ 90

□Hard □ 105

□ Very Hard

□ 120

(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Electromagnetism

Sub-Topic

Lenz law and Induced E.m.f

Question

A conductor of length 15cm is moved at 750mm/s at right-angles to a uniform

Statement/Stem

flux density of 1.2 T. Determine the E.m.f. induced in the conductor?

Possible Choices/

A

135V

B

100V

C

237V

D

14V

E

0.135V



□A

□B

□C

□D

E

■


■


■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

□ Moderate □ 75

□ 90

Hard

□ Very Hard

■

■

105

□ 120

(Seconds)



□ Comprehension

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Question

Topic

Electromagnetic Relay

Sub-Topic

Differential Relay

Statement/Stem

A series resistance is added to the over-current relay in a bus bar differential protection scheme which:

Possible Choices/

A

Helps to counter the effects of CT saturation and lowers the

Options/

pickup value of the relay.

Distracters

B

Helps to dissipate some power.

C

Helps to develop some voltage across it.

D

None of the above.

E

Helps to eradicate the total power.


■

A

□B

□C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

□ Moderate □ 75

■

90

Hard

□ Very Hard

■

□ 105

□ 120

(Seconds)



Comprehension

■

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Chip Design

Sub-Topic

Characteristics of MOSFET

Statement/Stem

An n-channel enhancement MOSFET with channel length L = 1 μm, channel width W = 8 μm and threshold voltage Vt = 0.8 V operates in the saturation region. The process transconductance parameter is 200 μA/V2. The gate-tosource voltage for a drain current of 100 μA is:

Possible Choices/

A

1.25 V.

B

1.45 V.

C

1.75 V.

D

1.15 V.

E

2.0 V.



□A

□B

□ C

■

D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

□ Moderate □ 75

□ 90

□Hard □ 105

Very Hard

■

120

■

(Seconds)



□ Comprehension

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Question

Topic

Microprocessors

Sub-Topic

Clock and Synchronous Speed

Chock Speed of which Intel microprocessor is 3 GHz?

Statement/Stem


A

Pentium 4

B

Core i5

C

Core 2 Duo

D

Core i3

E

Core 2 Quad


□A

□B

□C

□D

E

■


■


■


Difficulty Index

□ Very Easy

Time

□ 30 ■ 45

Index

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Calculation of Power

Sub-Topic

RMS Voltages and Currents

Question

A 1000W heater is rated to operate at a direct current (DC) of 10A. If the heater

Statement/Stem

is supplied alternating current (AC) for producing the same quantity of heat the value of current should be


A

Iav=10A

B

Irms=10√2A

C

Irms=10A

D

Ipeak=10A

E

None of above


□A

□B

C

□D

■

□E


■


■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

□ Moderate 75

■

□ 90

Hard

■

□ 105


(Seconds)



□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Semiconductor devices

Sub-Topic

NPN And PNP transistors

Question

Increasing the temperature of either P-type or N-type material moves the Fermi

Statement/Stem

level towards the ____of the forbidden energy gap.

Possible Choices/

A

Top

B

Centre

C

Bottom

D

Corner

E

Edges



□A

B

□C

■

□D

□E


■


■

Difficulty Index

□ Very Easy

Time

□ 30

Index

□ Easy

□ 45 ■ 60

■

□ 75

Moderate □ 90

□Hard □ 105

□ Very Hard

□ 120

(Seconds)



Comprehension

■

Application

■

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Electrical Machines

Sub-Topic

Stator and rotor Fields

If stator field is rotating in clockwise direction rotor rotates in.

Statement/Stem


A

Clockwise direction

B

Any direction

C

Anti-clockwise direction

D

No movement

E

Cannot predict


■

A

□B

□C

□D

□E


■


■


Difficulty Index

□ Very Easy

Time

□ 30 ■ 45

Index

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Electromagnetism

Sub-Topic

Magnetic substances

Curie’s law is obeyed well by:

Statement/Stem


A

Paramagnetic substances

B

Diamagnetic substances

C

Monomagentic substance

D

All substances

E

Ferromagnetic substance


□A

□B

□ C

■

D

□E


■


■


Difficulty Index

□ Very Easy

Time

□ 30 ■ 45

Index

Easy

■

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Very large scale Integration

Sub-Topic

MOS Logic

The fan out of a MOS logic gate is higher than that of TTL gates because of its

Statement/Stem


A

Low output impedance

B

Low input impedance

C

high output impedance

D

High input impedance

E

None of above


□A

□B

□ C

■

D

□E


■


■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

□ Moderate ■

75

□ 90

Hard

■

□ 105


(Seconds)



□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Memory devices

Sub-Topic

Basic terms of Flip flop

The minimum number of flip-flops required to construct a mod-75 counter is

Statement/Stem


A

5

B

7

C

6

D

8

E

9


□A

B

□C

■

□D

□E


■


■


Difficulty Index

■

Time

■

Index

Very Easy

□ Easy

30

□ 60

□ 45

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


□ Knowledge ■

Synthesis

□ Comprehension

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Question

Topic

Operational Amplifiers

Sub-Topic

Classification of Amplifiers

In class-A amplifier, the output current flows for

Statement/Stem


A

Half the cycle of the input signal

B

A part of the cycle or the input signal

C

3/8th of the cycle of the input signal

D

The full cycle of the input signal

E

3/4th of the cycle of the input signal


□A

□B

□ C

■

D

□E


■


■


■

Difficulty Index

□ Very Easy

Time

□ 30 ■ 45

Index

□ Easy □ 60

■

□ 75

Moderate □ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Safety Measurement

Sub-Topic

Cost Analysis

Question

If the cost of a process/piece of equipment in year B and the cost indices in

Statement/Stem

years A and B are given; the cost in year A is given by:

Possible Choices/

A

cost index in year B x Cost in year A/cost index in year A

B

cost index in year B x Cost in year B/cost index in year A

C

cost index in year A x cost index in year B /Cost in year B

D

cost index in year A x Cost in year B/cost index in year B

E

None of above



□A

□B

□ C

■

D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

□ Moderate 75

■

□ 90

Hard

■

□ 105


(Seconds)



Comprehension

■

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Basic Engine Design

Sub-Topic

Specification of Engine

Question

A 1000 rpm 4-stroke engine will have ………..power strokes per minute, but at

Statement/Stem

the same rpm a 2-stroke engine will have …………….power strokes per minute.

Possible Choices/

A

1500, 2000

B

100, 1500

C

1000, 2500

D

2500, 1000

E

500, 1000



□A

□B

□C

□D

□E


■


■


Difficulty Index

□ Very Easy

Time

□ 30 ■ 45

Index

□ Easy □ 60

■

□ 75

Moderate □ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

Application

■

□ Analysis

□ Evaluation




Question Template

Subject


Thermodynamics

Sub-Topic

Design of Shell and tube exchanger

Question

A shell-and-Tube exchanger is designed assuming design coefficient of 600. The

Statement/Stem

prediction of the design coefficient reveals its value to be 400. What should be done by the designer

Possible Choices/

A

Decrease the flow area to increase Reynolds number and hence

Options/

heat transfer coefficient

Distracters

B

Change tube dimensions and layout

C

Decrease the value of design co-efficient and re-design.

D

All of Above

E

No dependence


□A

□B

□ C

■

D

□E


■


■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

□ Moderate ■

75

□ 90

Hard

■

□ 105


(Seconds)


□ Knowledge ■

Synthesis

□ Comprehension

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Question

Topic

Semiconductor devices

Sub-Topic

Piezo-electric Devices

Example for piezo-electric material is.

Statement/Stem


A

Lead zirconate

B

Rochelle salt

C

Potassium niobate

D

Barium Titanium oxide

E

Potassium chloride


□A

B

□C

■

□D

□E


■


■

Difficulty Index

□ Very Easy

Time

□ 30 ■ 45

Index

□ Easy □ 60

■

□ 75

Moderate □ 90

□Hard □ 105


(Seconds)



□ Comprehension

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Question

Topic

NPN Transistor

Sub-Topic

Energy level in N-type

Fermi energy level for n-type extrinsic semiconductors lies.

Statement/Stem


A

At middle of the band gap

B

At the surface of band gap

C

Close to conduction band

D

Close to valence band

E

None of above


□A

□B

■

C

□D

□E


■


■

Difficulty Index

□ Very Easy

Time

□ 30 ■ 45

Index

□ Easy □ 60

■

□ 75

Moderate □ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

Comprehension

■

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Filters

Sub-Topic

Classification of filters

Question

A DSP convolves each discrete sample with four coefficients and they are all

Statement/Stem

equal to 0.25. This must be a

Possible Choices/

A

Full band filter

B

Low pass filter

C

High pass filter

D

Band stop Filter

E

Band pass Filter



□A

B

□C

■

□D

□E


■


■

Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

Application

■

Analysis

■

□ Evaluation




Question Template

Subject


Question

Topic

Machine Design

Sub-Topic

Transformer Losses

Stampings in transformers are provided to reduce

Statement/Stem


A

Hysteresis losses

B

Eddy current losses

C

Copper loss

D

Stray load Loss

E

All of the above


□A

B

□C

■

□D

□E


■


■


Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Signal analysis

Sub-Topic

Application overview

Question

Following is the application of signal analysis?

Statement/Stem


A

Frequency analysis

B

Phase Analysis

C

speech recognition

D

speaker verification

E

All of the above


□A

□B

□C

□D

E

■


■


■

Difficulty Index

□ Very Easy

Time

□ 30 ■ 45

Index

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)



□ Comprehension

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Question

Topic

Instruments

Sub-Topic

Dynamometer

What is the purpose of dynamometer?

Statement/Stem


A

To measure direct and alternating current only

B

To measure direct and alternating power only

C

To measure direct and alternating voltage only

D

To measure direct and alternating voltage, current and power

E

To measure frequency


□A

□B

□ C

■

D

□E


■


■


Difficulty Index

□ Very Easy

Time

□ 30 ■ 45

Index

□ Easy □ 60

■

□ 75

Moderate □ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

Application

■

□ Analysis

Evaluation

■




Question Template

Subject


Measuring instruments

Sub-Topic

Ammeter

Question

We have a micro ammeter and we wish to adapted it so as to measure 1volt full

Statement/Stem

scale, the meter has internal resistance of 100Ω and IFSD of 100μA?

Possible Choices/

A

9.9kΩ with series arrangement

B

9.9kΩ with parallel arrangement

C

99kΩ with series arrangement

D

999kΩ with series arrangement

E

1kΩ with parallel arrangement



■

A

□B

□C

□D

□E


■


■

Difficulty Index

□ Very Easy

Time

□ 30

Index

□ Easy

□ 45 ■ 60

■

□ 75

Moderate □ 90

□Hard □ 105

□ Very Hard

□ 120

(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Instrumentation

Sub-Topic

Basic principle of moving coil instrument’s

Question

Mathematical Representation of PMMC Mechanism is followed by which

Statement/Stem

expression?

Possible Choices/

A

Faraday’s law

B

Moore’s law

C

F = N ⋅ B ⋅ I ⋅ L

D

Conversation of energy

E

All of the above



□A

□B

C

■

□D

□E


■


■


Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

■

Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Oscilloscopes

Sub-Topic

Basic terms used in oscilloscopes

Information given by analogue oscilloscopes is?

Statement/Stem


A

Time and voltage

B

Frequency and phase

C

DC and AC components

D

Options a b and c

E

Store in memory


□A

□B

□ C

■

D

□E


■


■


Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

□ Easy □ 60

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Instrumentation Parameters

Sub-Topic

Units and Standards

What is the pressure equivalent of 18 psi in SI units?

Statement/Stem


A

124 kPa

B

1240 kPa

C

12 kPa

D

12.4 kPa

E

1.24 kPa


■

A

□B

□C

□D

□E


■


■


Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Basics Measurements

Sub-Topic

Full scale reading deflection

Question

Pressure gauge ranges from 0 to 50 psi, the worst-case spread in readings is

Statement/Stem

±4.35 psi. What is the %FSD accuracy?

Possible Choices/

A

±87

B

±78

C

±8.7

D

±56

E

±24



□A

□B

■

C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

■

Time

□ 30

■

60

□ 75

Index

□ 45

Moderate □ 90

□Hard □ 105


(Seconds)


Knowledge

■

■

Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Measurements

Sub-Topic

Basic Parameters

The Smallest change in a variable to which the instrument will respond is called.

Statement/Stem


A

Repeatability

B

Resolution

C

Linearity

D

Deviation

E

Accuracy


□A

B

□C

■

□D

□E


■


■


Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Communications system Model

Sub-Topic

Error Detection In communication

Which of the following is the simplest error-detection method?

Statement/Stem


A

Cyclic redundancy checking

B

Parity

C

Longitudinal redundancy checking

D

Checksum checking

E

None of above


□A

B

□C

■

□D

□E


■


■


■

Difficulty Index

□ Very Easy

■

Time

□ 30

□ 60

Index

■

45

Easy

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Articheture of Communications

Sub-Topic

Standards

Question

The IEEE 802.3 specification divides the data link layer into two sub-layers: the

Statement/Stem

Logical link control sub-layer and the medium access control sub-layer. An example of one implementation of medium access control is


A

CSMA/CD protocol

B

IP protocol

C

UDP protocol

D

TCP protocol

E

None of above


■

A

□B

□C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

□ Moderate ■

75

□ 90

□Hard □ 105

Very Hard

■

□ 120

(Seconds)


Knowledge

■

Synthesis

■

□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Model of Communication System

Sub-Topic

Properties

Question

In an object-oriented model, when different classes have operations with the

Statement/Stem

same name but different implementation, they are hav ing the property of.

Possible Choices/

A

Inheritance

B

Aggregation

C

Association

D

Polymorphism

E

Distributive



□A

□B

□ C

D

□E

■


■


■

Difficulty Index

□

Time

□ 30

Index

Very Easy ■

45

Easy

□

□ 60

Moderate

■

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

Comprehension

■

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Communication Networks

Sub-Topic

Layers of System

Telnet, FTP, SMTP, DNS, HTTP are examples of protocols that are used in

Statement/Stem


A

Application layer of OSI reference model

B

Presentation layer of OSI reference model

C

link layer of OSI reference model

D

Session layer of OSI reference model

E

All of the above


A

■

□B

□C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

Application

■

Analysis

■

Evaluation

■




Question Template

Subject


Question

Topic

Electronics Design

Sub-Topic

FPGA

Normally, the FPGA resources are used less than 70% because:

Statement/Stem


A

Power issues

B

Clock frequency

C

Routing becomes excessively complicated

D

Simulation time increase

E

All the above factors


□A

□B

■

C

□D

□E


■


■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


□ Knowledge ■

Synthesis

Comprehension

■

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Control system

Sub-Topic

Poles and Zero of the system

Question

A digital system is characterized by the following difference equation:

Statement/Stem

y(k + 2) +1.2y(k +1) + 0.35y(k) = u(k + 2) + 0.5u(k +1) The poles of the system are:


A

–1 and –0.5

B

-1 and 0.4

C

–1 and –0.5

D

0, –1 and –2

E

–0.5 and –0.7


□A

□B

□C

□D

E

■


■


■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)



□ Comprehension

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Question

Topic

Integrated Circuit

Sub-Topic

Basic TTL concepts

In a TTL circuit, if an excessive number of load gate inputs are connected

Statement/Stem


A

VOH(min) drops below VOH

B

VOH drops below VOH(min)

C

VOH and VOH(min) are unaffected

D

VOH exceeds VOH(min)

E

VOH=VON(min)


□A

■

B

□C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

■

Synthesis

Comprehension

■

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Digital Design Circuit

Sub-Topic

Gates

Question

If a signal passing through a gate is inhibited by sending a LOW into one of the

Statement/Stem

inputs, and the output is HIGH, the gate is a(n)

Possible Choices/

A

OR

B

AND

C

NOR

D

NAND

E

XNOR



□A

B

□C

■

□D

□E


■


■


Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Question

Topic

Communication Principles

Sub-Topic

Basic Parameters

The greater the propagation delay, the

Statement/Stem


A

Lower the maximum frequency

B

Minimum frequency is unaffected

C

Higher the maximum frequency

D

Maximum frequency is unaffected

E

Maximum width


■

A

□B

□C

□D

□E


■


Difficulty Index

□ Very Easy

Time

□ 30

Index

45

■

□ Easy □ 60

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)



Comprehension

■

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


CMOS Gate

Sub-Topic

Power In CMOS Gate

Question

If ICCH is specified as 1.1 mA when VCC is 5 V and if the gate is in a static (no

Statement/Stem

charging) HIGH output state, the power dissipation (PD) of the gate is

Possible Choices/

A

1.1 mW

B

11 mW

C

5.5 W

D

5.5 mW

E

111 mW



□A

□B

□ C

■

D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

□ Moderate □ 75

■

90

□Hard □ 105

Very Hard

■

□ 120

(Seconds)



Comprehension

■

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Question

Topic

CMOS Logic Gate

Sub-Topic

Loading effect

Which factor does not affect CMOS loading?

Statement/Stem


A

Input capacitance of the load gates

B

Output capacitance of the load gates

C

Discharging time associated with the output resistance of the driving gate

D

Charging time associated with the output resistance of the driving gate

E

None of above


□A

B

□C

■

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

■

Time

□ 30

■

60

□ 75

Index

□ 45

Moderate □ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Logic Gates

Sub-Topic

Transistor basics

Most TTL logic used today is some form of

Statement/Stem


A

Low-power TTL

B

Open-collector TTL

C

Tristate TTL

D

Schottky TTL

E

High Power TTL


□A

□B

□ C

■

D

□E


■


■


Difficulty Index

□

Time

■

Index

Very Easy 30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


□ Knowledge ■

Synthesis

□ Comprehension

Application

■

□ Analysis

□ Evaluation




Question Template

Subject


Microprocessor

Sub-Topic

Register

Question

A register in the microprocessor that keeps track of the answer or results of any

Statement/Stem

arithmetic or logic operation is the

Possible Choices/

A

Accumulator

B

Program Counter

C

Instruction Pointer

D

Data Pointer

E

Stack Pointer



■

A

□B

□C

□D

□E


■


■


Difficulty Index

□ Very Easy

Time

□ 30

Index

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

Comprehension

■

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Electronic Control of transformer

Sub-Topic

Basic terms Involved in transformer

Question

The primary reason why open circuit test is performed on the low

Statement/Stem

voltage winding of the transformer is that it

Possible Choices/

A

Needs minimum power input

B

Draws sufficiently large on load current for convenient reading

C

Requires least voltage to perform the test

D

Involves less core loss

E

None of above



□A ■

B

□C

■

□D

□E



■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

□ Comprehension

■

□ Synthesis

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Logic Gates

Sub-Topic

Propagation Phenomenon

The maximum propagation value in case of 7400 NAND gates is

Statement/Stem


A

10 second

B

100 milli second

C

1 second

D

Less than 20 nano second

E

1 microsecond


□A

□B

□ C

■

D

□E


■


■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Number system

Sub-Topic

Conversion

Convert the following decimal number to 8-bit binary 187

Statement/Stem


A

101110112

B

101111012

C

110111012

D

101111002

E

1110011112


■

A

□B

□C

□D

□E


■


■


Difficulty Index

■

Very Easy

□ Easy

Time

■

30

□ 60

Index

□ 45

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)



□ Comprehension

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Microcomputer system

Sub-Topic

Decoder

Question

A 3 x 8 decoder with two enable inputs is to be used to address 8 blocks of

Statement/Stem

memory. What will be the size of each memory block when addressed from a sixteen bit bus with two MSBs used to enable the decoder?


A

2K

B

4K

C

10K

D

16K

E

64K


□A

□B

□ C

■

D

□E


■


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

Comprehension

■

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Question

Topic

Combinational logic circuits

Sub-Topic

Parity

When using even parity, where is the parity bit placed?

Statement/Stem


A

Before the MSB

B

In the parity bit

C

After the LSB

D

After the even parity bit

E

After the odd parity bit


■

A

□B

□C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

□ Moderate □ 75

□ 90

Hard

■

□ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

Application

■

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Combinational Logic circuit

Sub-Topic

K-Map

When grouping cells within a K-map, the cells must be combined in groups of.

Statement/Stem


A

2s

B

4s

C

8s

D

1,2,4,8 etc

E

32s


□A ■

□B

□ C

■

D

□E



■


Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Flip flop and Latches

Sub-Topic

D-flip flop

Question

Which statement BEST describes the operation of a negative-edge-triggered D

Statement/Stem

flip-flop?

Possible Choices/

A

The Q output is ALWAYS identical to the D input when CLK = PGT

B

The Q output is ALWAYS identical to the CLK input if the D input is


HIGH C

The logic level at the D input is transferred to Q on NGT of CLK

D

The Q output is ALWAYS identical to the D input

E

All of the above


□A

□B

■

C

□D

□E


■


■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

Comprehension

■

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Question

Topic

Flip flop and Latches

Sub-Topic

Propagation Delay

Propagation delay time, is measured from the

Statement/Stem

Possible Choices/

A

Triggering edge of the clock pulse to the HIGH-to-LOW transition

Options/

of the output

Distracters

B

Preset input to the LOW-to-HIGH transition of the output

C

Clear input to the HIGH-to-LOW transition of the output

D

Triggering edge of the clock pulse to the LOW-to-HIGH transition of the output

E

All of the above


□A

□B

□ C

■

D

□E


■


■


■

Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

Comprehension

■

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Latches and Flip flops

Sub-Topic

D-latch

Question

With regard to a D latch

Statement/Stem


A

The Q output follows the D input when EN is HIGH

B

The Q output is opposite the D input when EN is LOW

C

The Q output follows the D input when EN is LOW

D

The Q output is HIGH regardless of EN's input state

E

None of above


■

A

□B

□C

□D

□E


■


■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

Moderate

■

□ 75

□ 90

□Hard □ 105


(Seconds)


□ Knowledge ■

Synthesis

Comprehension

■

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Digital Arithmetic Operations and Circuits

Sub-Topic

Adder

Question

For a 4-bit parallel adder, if the carry-in is connected to a logical HIGH, the result

Statement/Stem

is:

Possible Choices/

A

The same as if the carry-in is tied LOW since the least significant

Options/

carry-in is ignored

Distracters

B

A one will be added to the final result

C

That carry-out will always be HIGH.

D

The carry-out is ignored.

E

The parity bit will ignored


□A ■

B

□C

■

□D

□E



■


Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)



□ Comprehension

Application

■

Analysis

■

Evaluation

■




Question Template

Subject


Digital Arithmetic Operations and Circuits

Sub-Topic

Question

Solve this BCD problem: 0100 + 0110 =

Statement/Stem


A

00010000BCD

B

01010000BCD

C

00111000BCD

D

10010110BCD

E

01010100BCD


■

A

□B

□C

□D

□E


■


■


■

Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)



□ Comprehension

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Question

Topic

Counter and Registers

Sub-Topic

MOD Counters

How many flip-flops are required to make a MOD-32 binary counter?

Statement/Stem


A

2

B

3

C

4

D

8

E

5


□A ■

□B

□ C

□D

■

E



■


Difficulty Index

■

Very Easy

□ Easy

Time

■

30

□ 60

Index

□ 45

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)



□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Ripple Counter

Sub-Topic

How to use the Counts.

Question

A MOD-16 ripple counter is holding the count 10012. What will the count be

Statement/Stem

after 31 clock pulses?

Possible Choices/

A

11012

B

10012

C

11112

D

10002

E

10112



□A ■

■

B

□C

□D

□E



■


Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

□ Comprehension

■

□ Synthesis

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


MOD Counters

Sub-Topic

Cascading

Question

When two counters are cascaded, the overall MOD number is equal to the

Statement/Stem

________ of their individual MOD numbers.

Possible Choices/

A

Product

B

Sum

C

Division

D

Reciprocal

E

Log



■

A

□B

□C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Counter and Registers

Sub-Topic

Ring counter

To operate correctly, starting a ring counter requires

Statement/Stem


A

Clearing one flip-flop and presetting all the others

B

Clearing all the flip-flops.

C

Presetting all the flip-flops

D

Presetting one flip-flop and clearing all the others

E

None of above


□A

□B

□ C

■

D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

■

Index

□ 45

60

□ Moderate □ 75

□ 90

Hard

■

□ 105


(Seconds)


Knowledge

■

□ Synthesis

Comprehension

■

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Counter and Register

Sub-Topic

BCD counter

Which of the following is an invalid output state for an 8421 BCD counter?

Statement/Stem


A

1110

B

1010

C

0001

D

0011

E

1011


A

■

■

□B

□C

□D

□E



■


Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

■

Synthesis

□ Comprehension

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Question

Topic

Asynchronous counter

Sub-Topic

States of asynchronous counter

How many different states does a 3-bit asynchronous counter have?

Statement/Stem


A

2

B

16

C

4

D

8

E

32


□A

□B

□ C

■

D

□E


■


■


Difficulty Index

■

Very Easy

□ Easy

Time

■

30

□ 60

Index

□ 45

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

MSI logic circuits

Sub-Topic

Multiplexer

One application of a digital multiplexer is to f acilitate:

Statement/Stem


A

Data generation

B

Serial-to-parallel conversion

C

Data selector

D

Parity checking

E

None of above


□A

□B

■

C

□D

□E


■


■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

Application

■

□ Analysis

□ Evaluation




Question Template

Subject


Flip Flops

Sub-Topic

J-K Flip flop

Question

Two J-K flip-flops with their J-K inputs tied HIGH are cascaded to be used as

Statement/Stem

counters. After four input clock pulses, the binary count is

Possible Choices/

A

00

B

01

C

11

D

10

E

None



A

■

■

□B

□C

□D

□E



■ ■


Difficulty Index

■

Very Easy

□ Easy

Time

■

30

□ 60

Index

□ 45

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

□ Comprehension

■

□ Synthesis

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Arithmetic Operation In Logic Circuits

Sub-Topic

2’s Complement

Solving –11 + ( –2) will yield which two's-complement answer

Statement/Stem


A

1110 0110

B

1111 0011

C

1101 0110

D

1111 0001

E

1111 1011


□A ■

■

B

□C

□D

□E



■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)



□ Comprehension

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Question

Topic

MSI logic circuits

Sub-Topic

Decoder

A decoder can be used as a demultiplexer by

Statement/Stem

Possible Choices/

A

Using the input lines for data selection and an enable line for data

Options/

input

Distracters

B

Tying all data-select lines HIGH

C

Tying all data-select lines LOW

D

Tying all enable pins LOW

E

Tying all address-select lines LOW


□A

□B

□ C

■

D

□E


■


■


Difficulty Index

□ Very Easy

□ Easy

■

Time

□ 30

■

60

□ 75

Index

□ 45

Moderate □ 90

□Hard □ 105


(Seconds)


Knowledge

■

■

Synthesis

Comprehension

■

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


MSI Logic circuits

Sub-Topic

Comparators

Question

The binary numbers A = 1100 and B = 1001 are applied to the inputs of a

Statement/Stem

comparator. What are the output levels?

Possible Choices/

A

Options/

A > B = 1, A < B = 0, A < B = 1

B

Distracters

A > B = 1, A < B = 0, A = B = 0

C

A > B = 0, A < B = 1, A = B = 1

D

A > B = 0, A < B = 1, A = B < 1

E

A > B = 0, A < B = 1, A = B = 0


□A ■

B

□C

■

□D

□E



■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

■

Index

□ 45

60

□ Moderate □ 75

□ 90

Hard

□ Very Hard

■

□ 105

□ 120

(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Principles of communication

Sub-Topic

Sampling

Question

Which term applies to the maintaining of a given signal level until the next

Statement/Stem

sampling?

Possible Choices/

A

Aliasing

B

Holding

C

Shannon frequency sampling

D

Stair stepping

E

Nyquist sampling



□A ■

B

■

□C

□D

□E



■


Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Digital Converters

Sub-Topic

Digital to analogue converter

For a 4-bit DAC, the least significant bit ( LSB) is

Statement/Stem


A

12% of full scale

B

6.25% of full scale

C

12.5% of full scale

D

10% of full scale

E

62.5 % of full scale


□A

B

□C

■

□D

□E


■


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

■

Index

□ 45

60

□ Moderate □ 75

□ 90

Hard

□ Very Hard

■

□ 105

□ 120

(Seconds)



Comprehension

■

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Digital Converters

Sub-Topic

Analogue to digital Converter

Question

Which type of ADC quantizes the analogue signal into a stream of bits whose

Statement/Stem

amount corresponds to the signal level?

Possible Choices/

A

Successive approximation

B

Dual-slope

C

Sigma-delta

D

Single slope

E

Differentiator



□A

□B

■

C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

Comprehension

■

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Digital to analogue Converter

Sub-Topic

Resistor Ladder network

Question

In a 4-bit R/2R ladder digital-to-analogue converter, because of negative

Statement/Stem

feedback, the operational amplifier keeps the inverting (minus) input near

Possible Choices/

A

Zero volts

B

5 volts

C

A voltage determined by the binary weighted input

D

2.5 volts

E

None of above



■

A

□B

□C

□D

□E


■


■

Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

□ Easy □ 60

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)



□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Sampling In measurement

Sub-Topic

Quantization Process

What is the result of taking more samples during the quantization process?

Statement/Stem


A

More errors in the analogue-to-digital conversion

B

More bit requirements and more accurate signal representation

C

More bit requirements

D

More accurate signal representation

E

All of above


□A

B

□C

■

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

Comprehension

■

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Digital To analogue Conversion

Sub-Topic

Error and Accuracy

Question

If a DAC has a full-scale, or maximum, output of 12 V and accuracy of 0.1%, then

Statement/Stem

the maximum error for any output voltage is

Possible Choices/

A

120mV

B

12V

C

12mV

D

0V

E

1200mV



□A

□B

■

C

□D

□E


■


■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

□ Moderate □ 75

■

90

Hard

□ Very Hard

■

□ 105

□ 120

(Seconds)



□ Comprehension

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Question

Topic

Sampling of Signals

Sub-Topic

Nyquist theorem

Which of the following best defines Nyquist frequency?

Statement/Stem


A

The second harmonic

B

The frequency of resonance for the filtering circuit

C

The highest frequency component of a given analogue signal

D

The lower frequency limit of sampling

E

None of above


□A

□B

■

C

□D

□E


■


■

Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

□ Easy □ 60

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

Synthesis

■

□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Digital to Analogue Conversion

Sub-Topic

Settling time

Settling time is normally defined as the time it takes a DAC to settle within

Statement/Stem


A

+-1/2 LSB of its final value when a change occurs in the input code

B


C


D


E



■

A

□B

□C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

□ Moderate □ 75

□ 90

Hard

■

□ 105


(Seconds)


Knowledge

■

■

Synthesis

Comprehension

■

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Decoder

Sub-Topic

Active conditions

Question

How can the active condition (HIGH or LOW) or the decoder output be

Statement/Stem

determined from the logic symbol?

Possible Choices/

A

A bubble indicates active-HIGH

B

A bubble indicates active-LOW

C

A square indicates active-HIGH

D

A square indicates active-LOW

E

None of the above



■

A

□B

□C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90



(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Decoders

Sub-Topic

BCD to Decimal Decoder

Question

A certain BCD-to-decimal decoder has active-HIGH inputs and active-LOW

Statement/Stem

outputs. Which output goes LOW when the inputs are 1001?

Possible Choices/

A

9

B

3

C

0

D

12

E

15



■

A

□B

□C

□D

□E


■


■


Difficulty Index

■

Very Easy

□ Easy

Time

■

30

□ 60

Index

□ 45

□ Moderate □ 75

□ 90

□ Hard □ 105


(Seconds)



□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Digital Converters Circuits

Sub-Topic

ADCO804 converter

The ADC0804 is an example of a

Statement/Stem


A

Single-slope analogue-to-digital converter

B

Digital-ramp analogue-to-digital converter

C

Dual-slope analogue-to-digital converter

D

Successive-approximation analogue-to-digital converter

E

None of above


□A

□B

□ C

■

D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

■

Time

□ 30

■

60

□ 75

Index

□ 45

Moderate □ 90



(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Semiconductor

Sub-Topic

Diodes

A semi-conductor diode cannot be used as a/an

Statement/Stem


A

Rectifier

B

Oscillator

C

Switch

D

Detector

E

Binary states changer


□A

B

□C

■

□D

□E


■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

Application

■

□ Analysis

Evaluation

■




Question Template

Subject


Question

Topic

Multiplexing

Sub-Topic

Basic Terminology

How many select lines would be required for an 8-line-to-1-line multiplexer?

Statement/Stem


A

1

B

7

C

3

D

5

E

9


□A

□B

■

C

□D

□E


■


Difficulty Index

■

Very Easy

□ Easy

Time

■

30

□ 60

Index

□ 45

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Fourier Transform

Sub-Topic

Sampling rate

The sampling rate, (how many samples per second are stored) for a CD is?

Statement/Stem


A

88.2 kHz

B

22..05 kHz

C

121.1 kHz

D

1.41 kHz

E

44.1 kHz


□A

□B

□C

□D

E

■


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

□ Moderate □ 75

□ 90

□Hard □ 105

Very Hard

■

□ 120

(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Programmable Logic Devices

Sub-Topic

Basic PLD functions

Which type of PLD should be used to program basic logic functions?

Statement/Stem


A

PLA

B

PAL

C

CPLD

D

SLD

E

PIC


□A

B

□C

■

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

■

Index

□ 45

60

□ Moderate □ 75

□ 90

□Hard □ 105

Very Hard

■

□ 120

(Seconds)



Comprehension

■

Application

■

□ Analysis

□ Evaluation




Question Template

Subject


RLC circuits

Sub-Topic

Numerical problem

Question

In a 20 Vac series RC circuit, if 20 V is read across the resistor and 40 V is

Statement/Stem

measured across the capacitor, the applied voltage is

Possible Choices/

A

90 Vac

B

22.5 Vac

C

50 Vac

D

60 Vac

E

45 Vac



□A

□B

□C

□D

E

■


■


■


Difficulty Index

□ Very Easy

□ Easy

■

Time

□ 30

■

60

□ 75

Index

□ 45

Moderate □ 90

□Hard □ 105


(Seconds)



□ Comprehension

□ Application

Analysis

■

Evaluation

■




Question Template

Subject



Sub-Topic

Voltage Gain

Question

For an op-amp having a slew rate SR = 5 V/ms, what is the maximum closed-loop

Statement/Stem

voltage gain that can be used when the input signal varies by 0.2 V in 10 ms?

Possible Choices/

A

150

B

250

C

350

D

300

E

450



□A

B

□C

■

□D

□E


■


Difficulty Index

□ Very Easy

□ Easy

■

Time

□ 30

■

60

□ 75

Index

□ 45

Moderate □ 90

□Hard □ 105


(Seconds)



□ Comprehension

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Digital System Analysis

Sub-Topic

Applications

Question

In an HDL application of a stepper motor, after an up/down counter is built what

Statement/Stem

is done next?

Possible Choices/

A

Test it on a simulator

B

Test the decoder

C

Build the sequencer

D

Design an intermediate integer variable

E

Design an intermediate character variable



■

A

□B

□C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

□ Moderate □ 75

□ 90

Hard

□ Very Hard

■

□ 105

□ 120

(Seconds)



□ Comprehension

Application

■

Analysis

■

Evaluation

■




Question Template

Subject


Transistors

Sub-Topic

BJT’s

Question

What are the ranges of the ac input and output resistance for a common-base

Statement/Stem

configuration?

Possible Choices/

A

10

B

1

C

10

D

1

E

10



–10

, 500 k

–1 M

–100

, 100 k

–1 M

–10 –1000 –100

□A

, 10 k

–1 M

,5k

–1 M

, 50 k

–1 M

□B

□C

□D

E

■


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

■

Index

□ 45

60

□ Moderate □ 75

□ 90

Hard

■

□ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

Evaluation

■




Question Template

Subject


Integrated Circuits

Sub-Topic

CMOS

Question

For a CMOS gate, which is the best speed-power product?

Statement/Stem


A

2.4 pJ

B

1.4 pJ

C

5.4 pJ

D

7.4 pJ

E

8.4 pJ


□A

B

□C

■

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

Moderate

■

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Digital System Analysis

Sub-Topic

HDL simulation Application

Question

In the keypad application, just after the 4 ms mark the simulation imitates the

Statement/Stem

release of the key by changing the column value back to F hex, which causes the d output to go into its Hi-Z state. On the next rising clock edge, what happens to dav?


A

It goes LOW

B

No change

C

It goes HIGH

D

It goes to Hi-Z.

E

It goes to 1111H


■

A

□B

□C

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

□ 45

□ Moderate ■

75

□ 90

□Hard □ 105

Very Hard

■

□ 120

(Seconds)


□ Knowledge ■

Synthesis

Comprehension

■

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Question

Topic

Transistor

Sub-Topic

Layers

What is the ratio of the total width to that of the centre layer for a transistor?

Statement/Stem


A

100:1

B

150:1

C

1:150

D

10:1

E

1:100


□A

B

□C

■

□D

□E


■


Difficulty Index

□ Very Easy

■

Time

□ 30

□ 60

Index

■

45

Easy

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


HDL digital System

Sub-Topic

Design of HDL digital System

Question

When designing an HDL digital system, which is the worst mistake one can

Statement/Stem

make?

Possible Choices/

A

Adding blocks of code prior to testing them

B

Overlooking a possible VARIABLE

C

Failing to provide proper documentation

D

Concluding that a fundamental block works perfectly

E

Overlooking a possible constant



□A

□B

□ C

D

□E

■


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

■

Index

□ 45

60

□ Moderate □ 75

□ 90

Hard

■

□ 105


(Seconds)


□ Knowledge ■

Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Integrated Circuits

Sub-Topic

Ratings

The nominal value of the dc supply voltage for TTL and CMOS is

Statement/Stem


A

3V

B

5V

C

7V

D

9V

E

12V


□A

B

□C

■

□D

□E


■


■


■

Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic

Digital System

Sub-Topic

Designing of Counter In VHDL

What are two ways to remember the current state of a counter in VHDL?

Statement/Stem


A

With FUNCTIONS and PROCESS

B

With Constant

C

With SIGNAL and VARIABLE

D

With bit types

E

With counters and timers


□A

□B

■

C

□D

□E


■


Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

Analysis

■

□ Evaluation




Question Template

Subject


Operational Amplifier

Sub-Topic

Gain of Amplifier

Question

At what input voltage level does the output voltage level become numerically

Statement/Stem

equal to the value of the common-mode gain of the amplifier?

Possible Choices/

A

Vi1 = –Vi2 = 0.25 V

B

Vi1 = –Vi22 = 0.65 V

C

Vi1 = –Vi2 = 0.50 V

D

Vi1 = –Vi22 = 0.80 V

E

Vi1 = –Vi22 = 1.00 V



□A

□B

C

■

□D

□E


■


■

Difficulty Index

□ Very Easy

□ Easy

Time

□ 30

□ 60

Index

■

45

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)



□ Comprehension

□ Application

Analysis

■

Evaluation

■




Question Template

Subject


Instrumentation and measurement

Sub-Topic

Displays

Question

This is a type of display that uses tiny polarized crystals that align when current

Statement/Stem

is passed through them. Used in conjunction with a polarized lens they darken when energized. They are very popular in watches, calculators, and laptops.


A

CRT

B

LCD

C

LED

D

Quartz crystals

E

None of above


□A

B

□C

■

□D

□E


■


Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

■

Easy

□ 60

□ Moderate □ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




Question Template

Subject


Question

Topic


Sub-Topic

Open loop voltage gain

Open-loop voltage gain of an op-amp can range up to

Statement/Stem


A

200,000

B

100,000

C

50,000

D

10,000

E

5000


■

A

□B

□C

□D

□E


■


■


Difficulty Index

□ Very Easy

Time

■

Index

30

□ 45

□ Easy □ 60

■

Moderate

□ 75

□ 90

□Hard □ 105


(Seconds)


Knowledge

■

□ Synthesis

□ Comprehension

□ Application

□ Analysis

□ Evaluation




MCQs_Electronics_engineering.docx

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